Specification Brand : Yuecoom BulletPoint1 : WIDE APPLICATION: Reliable clamping increase stability, can be installed into inner diameter turning toolholders, twist drills, U drills, extension rods, etc. BulletPoint2 : STRONG AND STABLE: Automatic positioning, high automatic positioning center hole, bring strong clamping and stable drilling BulletPoint3 : EXCELLENT 40CRMO MATERIAL: High temperature quenching, tough and durable, the drill sleeve is made of 40CrMo material, first quenched and then formed, to ensure high hardness and toughness of knife cover BulletPoint4 : SUITABLE FOR VARIOUS MORSE HOLE: Suitable Morse hole contain MTA1, MTA2, MTA3, MTA4, useful and practical BulletPoint5 : IMPROVE RIGIDITY AND LIFE: Possess strong shock resistance, easy to store and maintain, greatly improving the rigidity of the bar, and improve the life of the blade ItemName : Morse Taper Drill, Reducing Drill Sleeve MT3 Morse Taper D40 Adapter Holder 40CrMo for Lathe Milling ItemPackageQuantity : 1 ItemTypeKeyword : tapered-end-mills Manufacturer : Yuecoom PartNumber : Yuecoomi7bg034h8y ProductDescription : Specification: